<!DOCTYPE html>
<html>
<head>
  <title>background-size: contain; background-clip: padding-box reference, background-origin: border-box</title>
  <style type="text/css">
#outer
{
  border: 1px solid black;
  width: 64px;
  height: 128px;
}
#inner
{
  border: 20px solid white;
  width: 24px;
  height: 88px;
}
#innermost
{
  width: 24px;
  height: 44px;
  background-image: url(aqua-32x32.png);
}
  </style>
</head>
<body>
<div id="outer"><div id="inner"><div id="innermost"></div></div></div>
</body>
</html>
